package demo4;

public class NetworkCard implements PCI ,PCI2{
    @Override
    public void start() {
        System.out.println("网卡开始工作");
    }

    @Override
    public void stop() {
        System.out.println("网卡停止工作");
    }

    @Override
    public void print() {
        System.out.println("网卡装配成功");
    }
}
